#audio_cloverALC

OS X/Clover Patched AppleHDA Realtek ALC Audio

Native AppleHDA/Persistent

The Clover Patched Realtek ALC method enables OS X AppleHDA onboard audio with or without HDMI and DP audio. The script adds codec specific layout and platform files and injects binary patch and pin configuration data to the native installed AppleHDA.kext.

Versions: audio_cloverALC-110

1. Easy: .command, see C. Installation
2. Bash: .sh, see D. Terminal

Updates

1. 7-19-15 - 283 Update
2. 6-15-15 - 10.11 - El Capitan Realtek ALC AppleHDA.kext Initial Support

A. Requirements

1. OS X/Clover_v2696 or newer
   1. 10.11/El Capitan, set boot flag: rootless=0
   2. 10.10/Yosemite, set boot flag: kext-dev-mode=1
   3. 10.9/Mavericks
   4. 10.8/Mountain Lionon
2. Native AppleHDA.kext
   1. Need native?
3. Supported Realtek onboard audio codec
   1. Unknown codec?

B. Realtek ALCxxx (verify codec and Audio ID)

1. Supported codecs
   1. 269 (BRIX only)
   2. 283 (BRIX Pro and NUC only)
   3. 885
   4. 887
   5. 888
   6. 889
   7. 892
   8. 898
   9. 1150
2. Supported Audio IDs

   • Audio ID: 1 supports 269, 283, 885, 887, 888, 889, 892, 898, 1150

     Realtek ALC audio (default, 1/2/3/5/6 motherboard audio ports)

   • Audio ID: 2 supports 887, 888, 889, 892, 898, 1150

     Realtek ALC/5.1 surround sound (3 motherboard audio ports)

   • Audio ID: 3 supports 887, 888, 889, 892, 898

     HD3000/HD4000 HDMI audio with Realtek ALC audio

C. Installation

1. Clover patched AppleHDA

   1. Download (View Raw) audio_cloverALC-110.command
   2. Double click: Downloads/audio_cloverALC-110.command
   3. Password:
   4. Confirm Codec ALCxxx: (885, 887, 888, 889, 892, 898, 1150 only)
   5. Clover/Legacy: answer y to Confirm Clover Legacy Install (y/n)
   6. Clover Audio ID Injection (y/n):
   7. Use Audio ID: x (y/n):
   8. Optional: Terminal/Terminal Saved Output

2. Restart

3. Verify ALC onboard audio

   1. System Preferences/Sound/Output/select audio device

D. Terminal

1. audio_cloverALC-110_v1.0.4: 887/888 legacy detection, bug fixes
2. v1.0.3: First release

E. More Information

1. Details
   1. Onboard Audio Solutions
   2. Requirements - Supported/Unsupported
   3. Notes
   4. Guides
   5. Tools
   6. Problem Reporting
2. Terminal Saved Output
   1. Clover/EFI
   2. Clover/Legacy

Credit THe KiNG, bcc9, RevoGirl, PikeRAlpha, SJ_UnderWater, RehabMan, TimeWalker75a, lisai9093, abxite

toleda https://github.com/toleda/audio_cloverALC